environments {
    dev {
        javax {
            persistence {
                schema_generation {
                    database {
                        action = "none"
                    }
                }
            }
        }
    }
    prod {
        javax {
            persistence {
                schema_generation {
                    database {
                        action = "drop-and-create"
                    }
                }
            }
        }
    }
}
